Home / 54,270.20-81,457.85-26,209.98

Finding the Fourth Proportional to 54,270.20, 81,457.85 and 26,209.98

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Solution

The fourth proportional to 54,270.20, 81,457.85 and 26,209.98 is: 39,340.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,270.20 : 81,457.85 = 26,209.98 : x
  2. Step 2: Convert to fraction form
    54,270.20/81,457.85 = 26,209.98/x
  3. Step 3: Cross multiply
    54,270.20x = 81,457.85 × 26,209.98
  4. Step 4: Simplify right side
    54,270.20x = 2,135,008,684.87
  5. Step 5: Solve for x
    x = 2,135,008,684.87/54,270.20
  6. Step 6: Final answer
    x = 39,340.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.